The news shocked the public, ________to great concern about students’ safety at school.
The _______ boy was last seen _______ near the East Lake.
Though I have often heard this song ______, I have never heard you ______ it.
The country itself didn’t have enough gas because of the war, so the government decided to ________ its gas supplies to other countries.
— Can you tell us what is important to a businessman?— ________ information.